party 15 river

[glen]

4 handed party 15

co limps, button raises, sb folds, i call with 44, limper calls.

Flop: 7c 5s 4c. . .

I bet, call, fold

Turn 3h. . .

I bet, limper calls

River 2d, I check intending to cr, and fold to a 3 bet. I honestly hate taking any line that makes me fold when there's a miniscule chance i may win, and often take the safer line just so i don't have to do that, but would have to fold to a 3 bet here, no?